$ git clone -n https://src.fedoraproject.org/rpms/kf5-kitemmodels.git /var/lib/mock/f45-build-14862-464/root/chroot_tmpdir/scmroot/kf5-kitemmodels
Cloning into '/var/lib/mock/f45-build-14862-464/root/chroot_tmpdir/scmroot/kf5-kitemmodels'...
$ git fetch origin 693570749347a9b47841d12aa09f01255169a9f2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kitemmodels
 * [new ref]         693570749347a9b47841d12aa09f01255169a9f2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6935707 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild